Guillermo Lipisch is an Argentine businessman and prominent Jewish community leader. He currently serves as Treasurer of the World Jewish Congress (WJC), an international federation representing Jewish communities in over 100 countries, where he oversees financial matters and supports global Jewish advocacy efforts. His role highlights his commitment to Jewish causes on an international scale. In Argentina, Lipisch holds leadership positions within key Jewish organizations, including involvement with DAIA (Delegación de Asociaciones Israelitas Argentinas), the primary umbrella group for Argentine Jewry. As a businessman, he brings professional expertise in finance and management to his communal roles, contributing to both organizational governance and philanthropic initiatives within the Jewish community.